from The Century Dictionary.

  • noun A simpleton.

from the GNU version of the Collaborative International Dictionary of English.

  • noun colloq. A simpleton; a silly person.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun a foolish person; a simpleton


Sorry, no etymologies found.


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  • I was just thinking, if he did mean those statements as they sound, what a fatuous ninnyhammer that would make him!

    Speaking as one old fart to another Roger Sutton 2009

  • There is also the possibility of a kenotic or self-limiting God, much in fashion these days with the “process theology” school in liberal Christianity, which hails Alfred North Whitehead as a founding father not exactly an irrational ninnyhammer, by the way.

    Neil deGrasse Tyson: The Perimeter of Ignorance - The Panda's Thumb 2007

  • As they betrayed Ashcroft, why does this ninnyhammer think they will not betray him?

    Ashcroft's Principles Meets Gonzales Pimp-ciples 2007

  • When, of course, one is the product of a yammering ninnyhammer, while the other is the product of actual scientific effort.

    Breast beginnings - The Panda's Thumb 2006

  • “Stop being such an old ninnyhammer,” chided Aunt Agatha, giving Hilda a sharp elbow.

    Chasing a Rogue Victoria Malvey 2002

  • Until then it seemed best to let him think she was just what he thought she was now: a persnickity little ninnyhammer who'd just happened to stumble into the middle of it all.

    Moonheart De Lint, Charles, 1951- 1990

  • But of course he would have been attracted to that ninnyhammer of a cousin of hers under any circumstances, and through her he would have met Jane anyway.

    An Unacceptable Offer Balogh, Mary 1988

  • And besides, she's not some ninnyhammer without a lick of sense.

    Tender Rebel Lindsey, Johanna 1988

  • I really am not such a ninnyhammer as I seem to be.

    An Unacceptable Offer Balogh, Mary 1988

  • ‘If you can think of any way we could have both used the rope and yet brought it down with us, then you can pass on to me ninnyhammer, or any other name your Gaffer gave you,’ said Frodo.

    The Lord of the Rings Tolkien, J. R. R. 1954


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  • God, people are such ninnyhammers!

    May 6, 2008

  • Dumb as a bag of ninnyhammers!

    May 6, 2008